XVI 



Index 



\_Apfil 15, 1920 



Prior (Dr. G. T.), The Classification of Meteorites, 649 

 Proudman (Dr. J.), appointed Professor of -Applied Mathe- 

 matics in Liverpool University, 344 

 Punnett (Prof. R. C), Mendelism' Fifth edition, 655 

 Purcell (Prof. P.), appointed Peat Investigation Officer 

 under the Fuel Research Board, 540 



Quilter (G. F.), Photographs of Appearances of Mirage at 

 Ingatestone, 458 



Race (J.), The Examination of Milk for Public Health 

 Purposes, 467 



Rai (Hashmat), Note on Nitrogen, 187 ; and H. B. Dunni- 

 cliff, The Purification of Indian Sesame ("Til") Oil, 

 187 



Raman (Prof. C. V.), Percussion Figures m Isotropic 

 Solids, 113: and Sivakali Kumar, Musical Drums with 

 Harmonic Overtones, 500 



Ramsay (the late Sir William), Unveiling of a Medallion 

 Portrait of. in the University of Glasgow, 397 



Ramsbottom (E. N.), elected to a Research Fellowship in 

 Manchester University, 19 



Ranken (Dr. C), Industrial Chemistry, 497 



Rankine (Prof. .'\. O.), Telephoning by Light, 604 



Rasmussen (K.), Exploration of Northern Greenland, 453 



Rawlins (F. I. G.), Report on the Collection of Metallur- 

 gical Specimens presented to the Royal Microscopical 

 Society by Sir Robert Hadfield, 406 



Rawlley (R. C), The Silk Industry and Trade, 591 



Raworth (B. A.) [obituary], 131; 



Rawson (Col. H. E.), Plant-sports produced at will, 346 



Rav (S. H.), .Australian Signposts, 643 ; Unexplored Papua, 

 '663 



Rayleigh (Lord), Polarisation of Light Scattered by Helium 

 Atoms, 412 ; Scattering of Light by Resonating Mole- 

 cules, 276 ; The Doubly Refracting Structure of Silica 

 Glass, 153 



Read (Sir C. Hercules), An Ancient Chinese Bronze, 574 



Reader (T. W.), awarded the Foulerton Award of the 

 Geologists' .Association, 397 



Redmayne (Sir Richard), Resignation of the Chief Inspec- 

 torship of Mines, 376 



Reed (W. G.), Frost and the Growing Season. 95 



Regan (C. Tate), and others, The Distribution of Fresh- 

 water Fishes, 456 



Reid (J. H.), The Charters Towers Goldfield, 51s 



Reisner (Prof. G. A.), Discovery in the Nile Valley of a 

 Horse Cemetery, 702 



Rendle (Dr. .A. B.), Organisation of Scientific Work, 691 



Rev (J.), The Characteristic of a Lighthouse at the Horizon, 

 ■ 271 



Reynolds (Prof. J. Emerson) [deathl, 701 



Reynolds (J. H.), Fifty Years of Technical Education, 



' 257 

 Ricc6 (Prof. A.), Heliographic Latitudes of the Solar Pro- 

 tuberances (1880-1918), 187; [obituary], 378 

 Rice (J.), The Predicted Shift of the Fraunhofer Lines, 598 

 Richards (Prof. T. W.), elected President of the American 



Academy of .Arts and Sciences, 116 

 Richardson (L. F.), The Deflection of Light during a Solar 



Eclipse, 393 

 Richet (Prof. C), Injections of Gum or of Plasma after 



Bleeding, 491; La Selection Humaine, 351 

 Rideal IE. K.). Conferment of Doctorate upon, by the 



University of London, 185 ; and Prof. H. S. Taylor, 



Catalysis in Theory and Practice, 463 

 Ridewood (Dr. W. G.). Cephalodiscus, 481 

 Ridgcway (Sir William). A Remarkable Irish Bronze Axe, 



44"; ; The Colours of Racehorses, 334 

 Rigg (T.), appointed .Agricultural Chemist at the Cawthorn 



Research Institute, j<i2 

 Rintoul and Baxter (The Misses), Report on Scottish 



Ornithology for 1918, 10 

 Roaf (Dr. H. E.). appointed Professor of Physiologv at 



the London Hospital .Medical College, 616 ; Pathology 



of Pellagra, 520 

 Robb (Dr. A. A.l. The Straight Palh, !;oo 

 Robbins (Prof. W. W.), The Botany of Crop Plants, 46 



Roberts (Prof. M. M.), and Prof. J. T. Colpitis, Analytic 

 Geometry, 390 



Robertson (C. Grant), appointed Principal of Birmingham 

 University, 425 ; Welcomed as Principal of Birming- 

 ham University, 615 



Robertson (Dr. G. M.), appointed Professor of Psychiatry in 

 Edinburgh University, 425 



Robin (P.), The Peroxide of Benzaldoxime, 307 



Robinson (Capt. J.), Directive Wireless Telegraphy as Ap- 

 plied to Aircraft, 487 ; Wireless Navigation for Aircraft, 



Robinson (W.), Microscopical Features of Mechanical 

 Strains in Timber, etc., 345 



Robson (F.), The Seashore : Its Inhabitants and How to 

 Know Them, 132 



Rockefeller (J. D.), Gift to the General Education Board, 

 158; Further Gift to the Rockefeller Institute, 267; 

 Large Gift for Education and Science, 457 



Rogers (Sir Leonard), Intravenous Injections of Gum Solu- 

 tions in Cholera, 73 



Rohlfs (R.), .A High '.Aeroplane .Altitude, 63; A Record 

 Aeroplane Ascent, 77 



Rohr (Prof, von), Optical Systems and the Graphical 

 Methods of Determining Images, 704 



Rolleston (Dr.), The Epidemiology, Symptoms, and Treat- 

 ment of Cerebro-spinal Fever, 359 



Rolleston (Sir Humphry Davy), Gifts to the Royal Institu- 

 tion, 296 



Ross (E.), The Climate of Liberia and its Effect on Man, 

 136 



Ross (Sir E. Denison), Report of the Calcutta University 

 Commission, 537 



Ross (Prof.), National Scientific Organisation and Educa- 

 tion, 578 



Ross (Sir Ronald), Work for the National Union of 

 Scientific Workers, 297 



Ross (R.), Mirage Effects, 662 



Roubaud (E.), Antagonism of Cattle and Man in the Blood 

 Nutrition of Anopheles maculipennis, 88 



Round (Capt. H. J.), Radio Direction and Position Finding, 

 576 



Roussy (G.), J. Boisseau, and M. d'CEIsnitz, Traitement de; 

 P.sychon^vroses de Guerre, 22 



Roux (Prof. E.), awarded the Oliver Sharpey Prize by the 

 Royal College of Physicians, 608 



Roux (Dr. P. B. E.), elected an Honorary Member of the 

 Royal Institution, 358 



Runner (G. H.). The tobacco Beetle : An Important Pest 

 in Tobacco Products, 301 



Running (Prof. T. R.), Empirical Formulas, 109 



Russ (Dr. S.), elected President of the Rontgen Society, 96 



Russell (A.), Occurrence of Phenakite and Scheelite at 

 Whe.M Cock, St. Just, 326 



Russell (Capt. A. S.), to Edit Discovery, 186 



Russell (Dr. E. J.), Dr. Cyril G. Hopkins, 442 ; Farming 

 in the New, Era, 592 ; The Ithaca Agricultural Experi- 

 mental Station, 482 ; War-time and Post-war Problems; 

 of Food Production, 553 



Russell (Hon. G. W.), Plea for Government Support for 

 Science in New Zealand, i;i6 



Russell (Prof.), The Sources of Stellar Energy, 269 



Rutherford (Sir Ernest), Radium and the Electron, 226; and 

 Dr. .A. H. Compton, Radio-activity and Gravitation, 

 412 



Sabatier (Dr. P.), elected an Honorarv Member of the 

 Royal Institution, 358: and A. Mailhe, The Catalytic 

 Reduction of the Halogen .Acetic Esters, 347 



Sachs (E. O.) [obituarv], 63 



Saha (Meph Nad). Radiation Pressure, 4^8 



Saillard (E.), The Nitrogen Balance in Sugar Manufacture, 



Salter (Carle), and F. J. W. Whipple, Editors of the 

 Meteorological Magazine (hitherto Symons's Meteorologi- 

 cal Magazine). 608 



.Sampson (Prof. R. -A.), Newton's Views on Gravitation: 

 etc. ; The Thcorv of Einstein and its Observational 

 Tests, 458 



Sanford (Prof. F.), The ignis fatuus, 267 



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